restool: add back PKG_VERSION
For some reason, the build system chops off the last number from the version,
which is not correct. Add it back.
Update hash.
Fixes: 96c7164acd80 ("restool: update to LSDK-20.12")
Signed-off-by: Rosen Penev <[email protected]>
[add Fixes]
Signed-off-by: Adrian Schmutzler <[email protected]>